http://www.raywenderlich.com/553/how-to-chose-the-best-xml-parser-for-your-iphone-project Finally, let’s wrap up with a chart that summarizes the differences between the parsers and everything we’ve discussed above: NSXML libxml2 – SAX TBXML TouchXML KissXML TinyXML GDataXML libxml2 – DOM Included with SDK? Yes Yes No No No No No Yes Seconds to Parse 1.87 1.19 0.68 1.1 1.37 1.27 1.07 0.84 Peak M..